tools/power turbostat: Skip pc8, pc9, pc10 columns, if they are disabled

Like we skip PC3 and PC6 columns when the package C-state limit
disables them, skip PC8/PC9/CP10 under analogous conditions.

Reported-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>